1hp9: Difference between revisions

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==kappa-Hefutoxins: a novel Class of Potassium Channel Toxins from Scorpion venom==
==kappa-Hefutoxins: a novel Class of Potassium Channel Toxins from Scorpion venom==
<StructureSection load='1hp9' size='340' side='right' caption='[[1hp9]], [[NMR_Ensembles_of_Models | 1 NMR models]]' scene=''>
<StructureSection load='1hp9' size='340' side='right'caption='[[1hp9]]' scene=''>
== Structural highlights ==
== Structural highlights ==
<table><tr><td colspan='2'>[[1hp9]] is a 1 chain structure. Full experimental information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=1HP9 OCA]. For a <b>guided tour on the structure components</b> use [http://oca.weizmann.ac.il/oca-docs/fgij/fg.htm?mol=1HP9 FirstGlance]. <br>
<table><tr><td colspan='2'>[[1hp9]] is a 1 chain structure with sequence from [https://en.wikipedia.org/wiki/Chersonesometrus_fulvipes Chersonesometrus fulvipes]. Full experimental information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=1HP9 OCA]. For a <b>guided tour on the structure components</b> use [https://proteopedia.org/fgij/fg.htm?mol=1HP9 FirstGlance]. <br>
</td></tr><tr id='resources'><td class="sblockLbl"><b>Resources:</b></td><td class="sblockDat"><span class='plainlinks'>[http://oca.weizmann.ac.il/oca-docs/fgij/fg.htm?mol=1hp9 FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=1hp9 OCA], [http://www.rcsb.org/pdb/explore.do?structureId=1hp9 RCSB], [http://www.ebi.ac.uk/pdbsum/1hp9 PDBsum]</span></td></tr>
</td></tr><tr id='method'><td class="sblockLbl"><b>[[Empirical_models|Method:]]</b></td><td class="sblockDat" id="methodDat">Solution NMR, 1 model</td></tr>
<tr id='resources'><td class="sblockLbl"><b>Resources:</b></td><td class="sblockDat"><span class='plainlinks'>[https://proteopedia.org/fgij/fg.htm?mol=1hp9 FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=1hp9 OCA], [https://pdbe.org/1hp9 PDBe], [https://www.rcsb.org/pdb/explore.do?structureId=1hp9 RCSB], [https://www.ebi.ac.uk/pdbsum/1hp9 PDBsum], [https://prosat.h-its.org/prosat/prosatexe?pdbcode=1hp9 ProSAT]</span></td></tr>
</table>
</table>
== Function ==
[https://www.uniprot.org/uniprot/KKX11_CHEFU KKX11_CHEFU] Shows weak blocking activity on voltage-gated potassium channels Kv10.1/KCNH1/EAG1 (IC(50)=26 uM), Kv1.2/KCNA2 (Kd=150 uM), Kv1.3/KCNA3 (Kd=40 uM), Kv1.6/KCNA3 (16.6% inhibition at 40 uM toxin) (PubMed:12034709, PubMed:23726856, PubMed:27578329). The block is dose-dependent, voltage-independent, and reversible (PubMed:12034709). Also shows a weak inhibitory activity on the plant pathogen F.culmorum growth (IC(50)=18.8-37.7 uM) (PubMed:27578329).<ref>PMID:12034709</ref> <ref>PMID:23726856</ref> <ref>PMID:27578329</ref>
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<div style="background-color:#fffaf0;">
== Publication Abstract from PubMed ==
== Publication Abstract from PubMed ==
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From MEDLINE&reg;/PubMed&reg;, a database of the U.S. National Library of Medicine.<br>
From MEDLINE&reg;/PubMed&reg;, a database of the U.S. National Library of Medicine.<br>
</div>
</div>
<div class="pdbe-citations 1hp9" style="background-color:#fffaf0;"></div>


==See Also==
==See Also==
*[[Potassium channel toxin|Potassium channel toxin]]
*[[Potassium channel toxin 3D structures|Potassium channel toxin 3D structures]]
== References ==
== References ==
<references/>
<references/>
__TOC__
__TOC__
</StructureSection>
</StructureSection>
[[Category: Bowie, J H]]
[[Category: Chersonesometrus fulvipes]]
[[Category: Cheng, B]]
[[Category: Large Structures]]
[[Category: Chia, C S.Brian]]
[[Category: Bowie JH]]
[[Category: Gopalakrishnakone, P]]
[[Category: Brian Chia CS]]
[[Category: Huys, I]]
[[Category: Cheng B]]
[[Category: Kini, R M]]
[[Category: Gopalakrishnakone P]]
[[Category: Kumar, T K.S]]
[[Category: Huys I]]
[[Category: Ranganathan, S]]
[[Category: Kini RM]]
[[Category: Sasaki, T]]
[[Category: Kumar TKS]]
[[Category: Sato, K]]
[[Category: Ranganathan S]]
[[Category: Sivaraja, V]]
[[Category: Sasaki T]]
[[Category: Srinivasan, K N]]
[[Category: Sato K]]
[[Category: Tytgat, J]]
[[Category: Sivaraja V]]
[[Category: Yu, C]]
[[Category: Srinivasan KN]]
[[Category: Gating modifier]]
[[Category: Tytgat J]]
[[Category: Scorpion toxin]]
[[Category: Yu C]]
[[Category: Toxin]]
[[Category: Voltage-gated potassium channel]]

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